23037543643 has 8 divisors (see below), whose sum is σ = 24258771920. Its totient is φ = 21817188000.

The previous prime is 23037543637. The next prime is 23037543667. The reversal of 23037543643 is 34634573032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23037543643 - 2⁵ = 23037543611 is a prime.

It is a super-2 number, since 2×23037543643² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23037543596 and 23037543605.

It is not an unprimeable number, because it can be changed into a prime (23037543673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163608 + ... + 269893.

It is an arithmetic number, because the mean of its divisors is an integer number (3032346490).

Almost surely, 2^23037543643 is an apocalyptic number.

23037543643 is a deficient number, since it is larger than the sum of its proper divisors (1221228277).

23037543643 is a wasteful number, since it uses less digits than its factorization.

23037543643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436317.

The product of its (nonzero) digits is 544320, while the sum is 40.

The spelling of 23037543643 in words is "twenty-three billion, thirty-seven million, five hundred forty-three thousand, six hundred forty-three".